<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">

<head>

<link rel="stylesheet" href="http://cdn.static.runoob.com/libs/bootstrap/3.3.7/css/bootstrap.min.css"/>  
<script src="https://cdn.staticfile.org/jquery/2.0.0/jquery.min.js"></script>
<script src="js/login.js"></script>
</head>
<style>



</style>
<body>


   <div class="login-panel panel panel-default">
       <div class="panel-body">
           <form  method="post" id="fm">
               <fieldset>
                   <div class="form-group">
                       <input class="form-control" placeholder="user_id" id="user_id" name="user_id"  autofocus>
                   </div>
                   <input type="button" value="Login" id="loginButton" class="btn btn-lg btn-success btn-block"
                    style="background-color: #006039" />
               </fieldset>
           </form>
       </div>
   </div>

</body>
<script type="text/javascript">



</script>
</html>